another jsonrpc failure

main.rs

use jsonrpsee::{http_client::{HttpClientBuilder, HttpClient}, ws_client::HeaderMap, core::{Error, __reexports::serde::Deserialize}, proc_macros::rpc};
use dotenvy::var;

#[derive(Deserialize)]
pub struct LoginResponse {
    session_id: String,
}

#[rpc(client)]
trait Api {
    #[method(name="User.login", param_kind=map)]
    async fn login(&self, email: String, password: String) -> Result<LoginResponse, Error>;
}

struct State {
    email: String,
    password: String,
    website: String,
    proxy: Option<String>,
    client: HttpClient
}

impl State {
    fn new() -> Self {
        let mut headers = HeaderMap::new();
        headers.insert("Accept", "*/*".parse().unwrap());
        headers.insert("User-Agent", "something".parse().unwrap());
        let mut client_builder = HttpClientBuilder::default().set_headers(headers);
        let proxy = var("proxy").ok();
        let website = var("website").expect("Required .env variable missing: website");
        if proxy.as_ref().is_some() {
            client_builder = client_builder.set_proxy(proxy.as_ref().unwrap()).unwrap();
        }
        
        let client = client_builder.set_max_logging_length(99999999).build(format!("https://{}:443/api/v1/api.php", website)).unwrap();
        State {
            email: var("email").expect("Required .env variable missing: email"),
            password: var("password").expect("Required .env variable missing: password"),
            website: website,
            proxy: proxy,
            client: client
        }
    }
}

#[tokio::main]
async fn main() -> anyhow::Result<()> {
	tracing_subscriber::FmtSubscriber::builder()
		.with_env_filter(tracing_subscriber::EnvFilter::from_default_env())
		.try_init()
		.expect("setting default subscriber failed");

    let mut state = State::new();
    let resp = state.client.login(state.email, state.password).await?;

    println!("{}", resp.session_id);
    
    Ok(())
}

request.txt

POST /api/v1/api.php HTTP/1.1
content-type: application/json
accept: */*
user-agent: something
host: www.enjin.com
content-length: 121

{"jsonrpc":"2.0","id":0,"method":"User.login","params":{"email":"redacted","password":"redacted"}}

response.txt

HTTP/1.1 200 OK
Date: Mon, 23 Jan 2023 07:10:20 GMT
Content-Type: application/json
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Set-Cookie: api_auth=redacted; expires=Wed, 22-Feb-2023 07:10:20 GMT; Max-Age=2592000; path=/; HttpOnly
CF-Cache-Status: DYNAMIC
Pragma: no-cache
X-Backend-Server: web5.enjin.com
Set-Cookie: __cf_bm=redacted; path=/; expires=Mon, 23-Jan-23 07:40:20 GMT; domain=.www.enjin.com; HttpOnly; Secure; SameSite=None
Server: cloudflare
CF-RAY: redacted
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400

{
    "result": {
        "session_id": "redacted",
        "notification_counts": {
            "mail": "0",
            "notifications": "15",
            "applications": "2",
            "pending_friend_requests": 0,
            "api-general": "2",
            "api-forums": "255"
        },
        "pusher_channels": {
            "pubnub_channel": "pubnub-mobile-redacted",
            "channel_user": "user_redacted_0",
            "channel_site": "presence-site",
            "channel_sitewall_post": "sitewall_post",
            "channel_chat": "presence-pchat"
        },
        "user_id": "redacted",
        "language": "en",
        "username": "redacted",
        "resources": "https://resources.enjin.com/redacted/",
        "sites": [
            {
                "site_id": "redacted",
                "name": "redacted",
                "url": "http://www.enjin.com",
                "description": "",
                "logo": "https://s3.amazonaws.com/files.enjin.com/redacted/site_logo/large.png",
                "logo_full": "https://s3.amazonaws.com/files.enjin.com/redacted/site_logo/full.png",
                "likes": "370",
                "is_liked": false,
                "users": "redacted",
                "banner": "https://resources.enjin.com/redacted/admin/v3/images/settings/default_banner.png",
                "access": "2",
                "can_join": true
            }
        ]
    },
    "id": "0",
    "jsonrpc": "2.0"
}